What is the severity of CVE-2024-2450?

CVE-2024-2450 has been rated as a high severity vulnerability due to the potential for account takeover.

How do I fix CVE-2024-2450?

To mitigate CVE-2024-2450, upgrade Mattermost to version 8.1.10, 9.2.6, 9.3.2, or 9.4.3 or newer.

What is the impact of CVE-2024-2450 on Mattermost?

CVE-2024-2450 allows an authenticated attacker to take over other user accounts by exploiting improper account ownership verification.

Which versions of Mattermost are affected by CVE-2024-2450?

Mattermost versions prior to 8.1.10, 9.2.6, 9.3.2, and 9.4.3 are affected by CVE-2024-2450.

Is CVE-2024-2450 a critical vulnerability?

Yes, CVE-2024-2450 is considered critical because it enables unauthorized access to user accounts.

Vulnerability/
CVE-2024-2450

high

8.8

CWE

287 306

15/3/2024

13/12/2024

CVE-2024-2450

First published: Fri Mar 15 2024(Updated: )

Mattermost versions 8.1.x before 8.1.10, 9.2.x before 9.2.6, 9.3.x before 9.3.2, and 9.4.x before 9.4.3 fail to correctly verify account ownership when switching from email to SAML authentication, allowing an authenticated attacker to take over other user accounts via a crafted switch request under specific conditions.

Credit: responsibledisclosure@mattermost.com

Affected Software	Affected Version	How to fix
Mattermost	>=8.1.0<8.1.10
Mattermost	>=9.2.0<9.2.6
Mattermost	>=9.3.0<9.3.2
Mattermost	>=9.4.0<9.4.3
Mattermost	=9.5.0

Remedy

Update Mattermost Server to versions 9.6, 9.4.3, 9.5.1, 9.3.2, 9.2.6, 8.1.10 or higher.

Never miss a vulnerability like this again

Reference Links

https://mattermost.com/security-updates

Frequently Asked Questions

What is the severity of CVE-2024-2450?
CVE-2024-2450 has been rated as a high severity vulnerability due to the potential for account takeover.
How do I fix CVE-2024-2450?
To mitigate CVE-2024-2450, upgrade Mattermost to version 8.1.10, 9.2.6, 9.3.2, or 9.4.3 or newer.
What is the impact of CVE-2024-2450 on Mattermost?
CVE-2024-2450 allows an authenticated attacker to take over other user accounts by exploiting improper account ownership verification.
Which versions of Mattermost are affected by CVE-2024-2450?
Mattermost versions prior to 8.1.10, 9.2.6, 9.3.2, and 9.4.3 are affected by CVE-2024-2450.
Is CVE-2024-2450 a critical vulnerability?
Yes, CVE-2024-2450 is considered critical because it enables unauthorized access to user accounts.

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